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FE-SEM images of PLGA/PCL membranes.
Notes: (A) PLGA/PCL ES (ES parameters 20 kV, 18 cm, and 0.6 mL h−1). (B) PLGA/PCL. (C) PLGA/PCL/COL I ES. (D) pDA–PLGA/PCL ES. (E) COL I–pDA–PLGA/PCL ES. Magnification of images on the left: ×1,000; right: ×10,000.
Abbreviations: FE-SEM, field emission scanning electron microscopy; PLGA, poly(lactic-co-glycolic acid); PCL, poly(caprolactone); ES, electrospinning; COL I, collagen I; pDA, 3,4-dihydroxyphenylalanine.
